Wound drainage apparatus for medical purposes



FIG. 1 is a perspective view of the invention;

FIG. 2 is a perspective view from an opposite side of FIG. 1;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a rear view thereof. 

CLAIM The ornamental design for a wound drainage apparatus for medical purposes, as shown and described. 